Finding the Fourth Proportional to 15,124,028.08, 22,665,778.08 and 14,155,475.44
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Solution
The fourth proportional to 15,124,028.08, 22,665,778.08 and 14,155,475.44 is: 21,214,246.84
Step by Step Solution
- Step 1: Write the proportion equation
15,124,028.08 : 22,665,778.08 = 14,155,475.44 : x - Step 2: Convert to fraction form
15,124,028.08/22,665,778.08 = 14,155,475.44/x - Step 3: Cross multiply
15,124,028.08x = 22,665,778.08 × 14,155,475.44 - Step 4: Simplify right side
15,124,028.08x = 320,844,864,939,930.31 - Step 5: Solve for x
x = 320,844,864,939,930.31/15,124,028.08 - Step 6: Final answer
x = 21,214,246.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.